Steam Boilers, Engines, Nozzles And Turbines MCQ Questions & Answers | Mechanical Engineering

A. Initial conditions of steam

B. Back pressure

C. Initial pressure of steam

D. All of these

A. 0.2 to 0.5

B. 0.5 to 0.65

C. 0.65 to 0.9

D. 0.8 to 1.2

A. Babcock and Wilcox

B. Locomotive

C. Lancashire

D. Cochran

A. Heat drop in fixed blades to the heat drop in moving blades

B. Heat drop in moving blades to the heat drop in fixed blades

C. Heat drop in moving blades to the heat drop in fixed blades plus heat drop in moving blades

D. Heat drop in fixed blades plus heat drop in moving blades to the heat drop in moving blades

A. Cement industry

B. Thermal power plant

C. Blast furnace

D. Domestic use

A. Water space also

B. Chimney

C. Steam space

D. Superheater

A. Equal power developed in each cylinder for uniform turning moment

B. Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders

C. Equal temperature drop in each cylinder for economy of steam

D. All of the above

A. To reduce the ratio of expansion in each cylinder

B. To reduce the length of stroke

C. To reduce the temperature range in each cylinder

D. All of the above

A. One-half

B. One-third

C. Two-fourth

D. Two-fifth

A. One half

B. One third

C. One fourth

D. One fifth